نتایج جستجو برای: environnemental attitude

تعداد نتایج: 79831  

Journal: :Développement durable et territoires 2018

2010
M. Kefi K. Yoshino

Soil erosion by water is a major environmental problem in the developing countries in particular. It has economic, social and environmental implication due to both on-site and off-site effects. The objective of this study is to assess the effects of soil erosion by water on-site and off-site on agriculture productivity at farm level using a combination between environmental and economic approac...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم اجتماعی 1389

the study aims to achieve research and testing of hypotheses survey techniques and questionnaires to collect information used. 61 questions in the questionnaire included 15 questions and 46 open questions according to research in the study population, girls and their mothers as the value of different children investment should be. mothers according to the research community benefits from havi...

Journal: :Annuaire suisse de politique de développement 1992

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